Bug 1303: BindingIndependentConnector splitted.

[controller.git] / opendaylight / md-sal / sal-binding-broker / src / main / java / org / opendaylight / controller / sal / binding / impl / connect / dom / BindingToDomCommitHandler.java

diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/connect/dom/BindingToDomCommitHandler.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/connect/dom/BindingToDomCommitHandler.java
new file mode 100644 (file)
index 0000000..ee06283
--- /dev/null
+++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/impl/connect/dom/BindingToDomCommitHandler.java
@@ -0,0 +1,99 @@
+package org.opendaylight.controller.sal.binding.impl.connect.dom;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentMap;
+import org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler;
+import org.opendaylight.controller.md.sal.common.api.data.DataModification;
+import org.opendaylight.controller.sal.common.util.CommitHandlerTransactions;
+import org.opendaylight.controller.sal.core.api.data.DataModificationTransaction;
+import org.opendaylight.controller.sal.core.api.data.DataProviderService;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.CompositeNode;
+import org.opendaylight.yangtools.yang.data.impl.codec.BindingIndependentMappingService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+class BindingToDomCommitHandler implements
+    DataCommitHandler<InstanceIdentifier<? extends DataObject>, DataObject> {
+
+    private final Logger LOG = LoggerFactory.getLogger(BindingToDomCommitHandler.class);
+
+    private final ConcurrentMap<Object, DomToBindingTransaction> bindingOpenedTransactions;
+    private final ConcurrentMap<Object, BindingToDomTransaction> domOpenedTransactions;
+    private org.opendaylight.controller.sal.core.api.data.DataProviderService biDataService;
+    private BindingIndependentMappingService mappingService;
+
+    BindingToDomCommitHandler(final ConcurrentMap<Object, DomToBindingTransaction> bindingOpenedTransactions,
+        final ConcurrentMap<Object, BindingToDomTransaction> domOpenedTransactions) {
+        this.bindingOpenedTransactions = bindingOpenedTransactions;
+        this.domOpenedTransactions = domOpenedTransactions;
+    }
+
+    public void setBindingIndependentDataService(final DataProviderService biDataService) {
+        this.biDataService = biDataService;
+    }
+
+    public void setMappingService(BindingIndependentMappingService mappingService) {
+        this.mappingService = mappingService;
+    }
+
+    @Override
+    public org.opendaylight.controller.md.sal.common.api.data.DataCommitHandler.DataCommitTransaction<InstanceIdentifier<? extends DataObject>, DataObject> requestCommit(
+        final DataModification<InstanceIdentifier<? extends DataObject>, DataObject> bindingTransaction) {
+
+        /**
+         * Transaction was created as DOM transaction, in that case we do
+         * not need to forward it back.
+         */
+        if (bindingOpenedTransactions.containsKey(bindingTransaction.getIdentifier())) {
+            return CommitHandlerTransactions.allwaysSuccessfulTransaction(bindingTransaction);
+        }
+        DataModificationTransaction domTransaction = createBindingToDomTransaction(bindingTransaction);
+        BindingToDomTransaction wrapped = new BindingToDomTransaction(domTransaction, bindingTransaction, domOpenedTransactions);
+        LOG.trace("Forwarding Binding Transaction: {} as DOM Transaction: {} .",
+            bindingTransaction.getIdentifier(), domTransaction.getIdentifier());
+        return wrapped;
+    }
+
+    private DataModificationTransaction createBindingToDomTransaction(
+        final DataModification<InstanceIdentifier<? extends DataObject>, DataObject> source) {
+        if (biDataService == null) {
+            final String msg = "Binding Independent Service is not initialized correctly! Binding to DOM Transaction cannot be created for ";
+            LOG.error(msg + "{}", source);
+            throw new IllegalStateException(msg + source);
+        }
+        if (mappingService == null) {
+            final String msg = "Mapping Service is not initialized correctly! Binding to DOM Transaction cannot be created for ";
+            LOG.error(msg + "{}", source);
+            throw new IllegalStateException(msg + source);
+        }
+        DataModificationTransaction target = biDataService.beginTransaction();
+        LOG.debug("Created DOM Transaction {} for {},", target.getIdentifier(), source.getIdentifier());
+        for (InstanceIdentifier<? extends DataObject> entry : source.getRemovedConfigurationData()) {
+            org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biEntry = mappingService.toDataDom(entry);
+            target.removeConfigurationData(biEntry);
+            LOG.debug("Delete of Binding Configuration Data {} is translated to {}", entry, biEntry);
+        }
+        for (InstanceIdentifier<? extends DataObject> entry : source.getRemovedOperationalData()) {
+            org.opendaylight.yangtools.yang.data.api.InstanceIdentifier biEntry = mappingService.toDataDom(entry);
+            target.removeOperationalData(biEntry);
+            LOG.debug("Delete of Binding Operational Data {} is translated to {}", entry, biEntry);
+        }
+        for (Map.Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry : source.getUpdatedConfigurationData()
+            .entrySet()) {
+            Map.Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> biEntry = mappingService
+                .toDataDom(entry);
+            target.putConfigurationData(biEntry.getKey(), biEntry.getValue());
+            LOG.debug("Update of Binding Configuration Data {} is translated to {}", entry, biEntry);
+        }
+        for (Map.Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry : source.getUpdatedOperationalData()
+            .entrySet()) {
+            Map.Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> biEntry = mappingService
+                .toDataDom(entry);
+            target.putOperationalData(biEntry.getKey(), biEntry.getValue());
+            LOG.debug("Update of Binding Operational Data {} is translated to {}", entry, biEntry);
+        }
+        return target;
+    }
+}